CONTENTS. XV 



CHAPTER XIII. 



SEASON 1874-75. 



PAGE 



Fish-Culture. Collecting breeders History of the breeders Fry Tra- 

 velling tank Table of ova for the Season, . . . .170 



CHAPTER XIV. 

 SEASON 1875-76. 



Constmction : Middlethird Hatching-house. It is devoted solely to hatching 

 Distributing spout Downfall spout Cutting bit, with adjustable 

 cutter, ........ 180 



Craigend. Construction of the ponds Leaf-screen, . . .185 



Howietoun. The sluice at the intake New 20-foot plank ponds The 



60-foot pond, . . . . . . .187 



Experimental Work. Work of the season Tables of temperatures and of 



incubation, . . . . . . .201 



Fish-Culture. Advantages of keeping breeders Trout spawned Fry 

 turned out Loss of trout at Craigeud Collection of fry for feeding 

 Depth and aspect of ponds for fry Table of ova spawned in the 

 Season, ........ 207 



CHAPTER XV. 



SEASON 1876-77. 



Construction. Howietoun Hatching-house Fence round the ponds 

 Larder The 130-foot ponds Dividing-box Screens The octa- 

 gonal pond at Craigend, . . . . . .216 



Experimental Work. Experiments suggested by Frank Buckland Answers 



to his queries, . . . . . . .226 



Fish-Culture. Stock in hand at the beginning of the Season Removals 

 during the Season Table of ova spawned Fry sent to Loch Leven 

 Stock on January 1st 1877, . . . . . 228 



CHAPTER XVI. 



SEASON 1877-78. 



Construction: Howietoun. Completion of the 130-foot ponds The carriers 

 or leads Concrete for sides of water-courses Apparatus for letting 

 off the water Bevel for dressing slopes New mincing-house 

 Food for fish Drain for new ponds at Howietoun, . . . 233 



